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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 102 (Engine Controls And Fuel - 6.0L (L96 LC8) - Diagnostic Information And Procedures (1 Of 2)) >> Diagnostic Information and Procedures >> DTC P00C7 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Verify DTC P0106, P0107, P0108, P2227, P2228, P2229, or P2230 is not set.
    • Go to next step: If none of the DTCs are set 
  3. Verify the scan tool parameters listed below are within range of the Altitude Versus Barometric Pressure table.
    • BARO Sensor
    • MAP Sensor
    • If a sensor parameter is not within range 

      Refer to the appropriate diagnostic listed below for further diagnosis.

    • Go to next step: If the parameters are within range 
  4. All OK
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